/*
 *  Copyright 2019-2021 Diligent Graphics LLC
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *  In no event and under no legal theory, whether in tort (including negligence),
 *  contract, or otherwise, unless required by applicable law (such as deliberate
 *  and grossly negligent acts) or agreed to in writing, shall any Contributor be
 *  liable for any damages, including any direct, indirect, special, incidental,
 *  or consequential damages of any character arising as a result of this License or
 *  out of the use or inability to use the software (including but not limited to damages
 *  for loss of goodwill, work stoppage, computer failure or malfunction, or any and
 *  all other commercial damages or losses), even if such Contributor has been advised
 *  of the possibility of such damages.
 */

#include "SPIRVTools.hpp"
#include "DebugUtilities.hpp"

namespace Diligent
{

void SpvOptimizerMessageConsumer(
    spv_message_level_t level,
    const char* /* source */,
    const spv_position_t& /* position */,
    const char* message)
{
    const char*            LevelText   = "message";
    DEBUG_MESSAGE_SEVERITY MsgSeverity = DEBUG_MESSAGE_SEVERITY_INFO;
    switch (level)
    {
        case SPV_MSG_FATAL:
            // Unrecoverable error due to environment (e.g. out of memory)
            LevelText   = "fatal error";
            MsgSeverity = DEBUG_MESSAGE_SEVERITY_FATAL_ERROR;
            break;

        case SPV_MSG_INTERNAL_ERROR:
            // Unrecoverable error due to SPIRV-Tools internals (e.g. unimplemented feature)
            LevelText   = "internal error";
            MsgSeverity = DEBUG_MESSAGE_SEVERITY_ERROR;
            break;

        case SPV_MSG_ERROR:
            // Normal error due to user input.
            LevelText   = "error";
            MsgSeverity = DEBUG_MESSAGE_SEVERITY_ERROR;
            break;

        case SPV_MSG_WARNING:
            LevelText   = "warning";
            MsgSeverity = DEBUG_MESSAGE_SEVERITY_WARNING;
            break;

        case SPV_MSG_INFO:
            LevelText   = "info";
            MsgSeverity = DEBUG_MESSAGE_SEVERITY_INFO;
            break;

        case SPV_MSG_DEBUG:
            LevelText   = "debug";
            MsgSeverity = DEBUG_MESSAGE_SEVERITY_INFO;
            break;
    }

    if (level == SPV_MSG_FATAL || level == SPV_MSG_INTERNAL_ERROR || level == SPV_MSG_ERROR || level == SPV_MSG_WARNING)
        LOG_DEBUG_MESSAGE(MsgSeverity, "Spirv optimizer ", LevelText, ": ", message);
}

} // namespace Diligent
